2008 Mercedes-Benz SL Class 2-Door Roadster 5.5L V8 Specs

2-Door Roadster 5.5L V8
MSRP based on 2-Door Roadster 5.5L V8

Quick Specs

Gas Mileage 14 mpg City/21 mpg Hwy
Engine Gas V8, 5.5L
EPA Class 2 Seater
Style Name SL550
Drivetrain Rear Wheel Drive
Passenger Capacity 2
Passenger Doors 2
Body Style Convertible
Transmission 7-speed electronically controlled driver-adaptive automatic transmission w/ Touch Shift


EPA Classification 2 Seater
Weight Information
Base Curb Weight (lbs) 4220
Interior Dimensions
Front Shoulder Room (in) 54.0
Front Head Room (in) 37.7
Passenger Capacity 2
Front Hip Room (in) - TBD -
Front Leg Room (in) 42.9
Passenger Volume (ft³) 57.8
Exterior Dimensions
Min Ground Clearance (in) - TBD -
Track Width, Front (in) 61.4
Width, Max w/o mirrors (in) 80.0
Liftover Height (in) - TBD -
Wheelbase (in) 100.8
Track Width, Rear (in) 60.5
Height, Overall (in) 51.0
Length, Overall (in) 178.5
Cargo Area Dimensions
Trunk Volume (ft³) 10.2 (7.2 w/top down)

Fuel Economy

Fuel Tank
Fuel Tank Capacity, Approx (gal) 21.1
EPA Fuel Economy Est - City (MPG) 14
EPA Fuel Economy Est - Hwy (MPG) 21

Performance Specs

SAE Net Horsepower @ RPM 382 @ 6000
Displacement 5.5L/333
Engine Order Code NA
SAE Net Torque @ RPM 391 @ 2800-4800
Fuel System SMPI
Engine Type Gas V8
Second Gear Ratio (:1) - TBD -
Reverse Ratio (:1) - TBD -
Trans Description Cont. Again NA
Fifth Gear Ratio (:1) - TBD -
Seventh Gear Ratio (:1) - TBD -
Trans Type 7
Third Gear Ratio (:1) - TBD -
Clutch Size (in) NA
Drivetrain Rear Wheel Drive
First Gear Ratio (:1) - TBD -
Sixth Gear Ratio (:1) - TBD -
Trans Description Cont. Automatic w/OD
Fourth Gear Ratio (:1) - TBD -
Final Drive Axle Ratio (:1) 2.65
Trans Order Code NA
Drum - Rear (Yes or ) NA
Front Brake Rotor Diam x Thickness (in) 13.0 x - TBD -
Disc - Front (Yes or ) Yes
Rear Drum Diam x Width (in) NA
Brake Type Power
Rear Brake Rotor Diam x Thickness (in) 11.8 x - TBD -
Disc - Rear (Yes or ) Yes
Brake ABS System 4-Wheel
Turning Diameter - Wall to Wall (ft) - TBD -
Lock to Lock Turns (Steering) 2.6
Steering Type Pwr Rack-&-pinion
Turning Diameter - Curb to Curb (ft) 36.2
Steering Ratio (:1), Overall - TBD -
Rear Tire Size P285/35R18
Spare Tire Order Code NA
Front Tire Order Code NA
Spare Tire Size Compact
Front Tire Size P255/40R18
Rear Tire Order Code NA
Rear Wheel Material Aluminum
Spare Wheel Size (in) - TBD -
Front Wheel Size (in) 18 x 8.5
Spare Wheel Material - TBD -
Front Wheel Material Aluminum
Rear Wheel Size (in) 18 x 9.5
Stabilizer Bar Diameter - Front (in) - TBD -
Shock Absorber Diameter - Front (mm) - TBD -
Suspension Type - Front (Cont.) 4-Link
Stabilizer Bar Diameter - Rear (in) - TBD -
Suspension Type - Front Independent
Shock Absorber Diameter - Rear (mm) - TBD -
Suspension Type - Rear (Cont.) Multi-link
Suspension Type - Rear Independent

Safety Features

Air Bag-Frontal-Driver Yes
Air Bag-Frontal-Passenger Yes
Air Bag-Passenger Switch (On/Off) No
Air Bag-Side Body-Front Yes
Air Bag-Side Body-Rear No
Air Bag-Side Head-Front Yes
Air Bag-Side Head-Rear No
Brakes-ABS Yes
Child Safety Rear Door Locks No
Daytime Running Lights Yes
Traction Control Yes
Night Vision No
Rollover Protection Bars Yes
Fog Lamps Yes
Parking Aid No
Tire Pressure Monitor Yes
Back-Up Camera No
Stability Control Yes
Other Features Anti-lock braking system (ABS) w/brake assist system
Driver & front passenger dual-stage airbags w/occupant...
Door-mounted side-impact head & thorax airbags
Drivers knee airbag
3-point seat belts-inc: emergency tensioning device, belt force...
Illuminated emergency interior trunk release
Pop-up roll bar
Electronic stability program (ESP)
Programmable daytime running lamps


Basic Miles/km 50,000
Basic Years 4
Corrosion Miles/km 50,000
Corrosion Years 4
Drivetrain Miles/km 50,000
Drivetrain Years 4
Roadside Assistance Miles/km Unlimited
Roadside Assistance Years Unlimited

Other Specs

Cooling System
Total Cooling System Capacity (qts) - TBD -
Cold Cranking Amps @ 0° F (Primary) - TBD -
Maximum Alternator Capacity (amps) - TBD -
Wt Distributing Hitch - Max Trailer Wt. (lbs) NA
Dead Weight Hitch - Max Trailer Wt. (lbs) - TBD -
Wt Distributing Hitch - Max Tongue Wt. (lbs) NA
Dead Weight Hitch - Max Tongue Wt. (lbs) - TBD -
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